Theodors got to mount a Sightmark Ultra Shot M-Spec Reflex Red on an E&C MK18 AEG. Sightmark also got the Firefield brand for a more affordable but still high quality optics for airsoft use... "Airsoft E&C MK18 AEG + real Sightmark Red Dot Ultra Shot M-Spec Reflex Sight outdoors testing . 90 rounds using 3x30 bb magazines on IPSC target . I believe that this '' budget '' non mosfet AEG is proving to be a master piece ... BBs are 0.25 and I will switch to 0.28..."

Sightmark sights are now available at RedWolf Airsoft and one of these is the Ultra Shot M-Spec FMS Reflex Sight... "The new Sightmark Ultra Shot M-spec FMS (Fixed Mount- Standard) Reflex Sight seamlessly adapts to meet the requirements of any shooting environment.